Home / 3,549,128.60-5,323,692.90-2,131,952.60

Finding the Fourth Proportional to 3,549,128.60, 5,323,692.90 and 2,131,952.60

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Solution

The fourth proportional to 3,549,128.60, 5,323,692.90 and 2,131,952.60 is: 3,197,928.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,549,128.60 : 5,323,692.90 = 2,131,952.60 : x
  2. Step 2: Convert to fraction form
    3,549,128.60/5,323,692.90 = 2,131,952.60/x
  3. Step 3: Cross multiply
    3,549,128.60x = 5,323,692.90 × 2,131,952.60
  4. Step 4: Simplify right side
    3,549,128.60x = 11,349,860,919,756.54
  5. Step 5: Solve for x
    x = 11,349,860,919,756.54/3,549,128.60
  6. Step 6: Final answer
    x = 3,197,928.90

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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.